Transaction not yet indexed

LKt6S1S34oT56mBUdpSmDhkaS6yEJ5ZrY8f9GcWz2T5aJaWeNmsqE1sRbeLzmZSbWeUHR9Es74uKQUcmS3zm7rc

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.